4. WARRANTY

4.1Warranty in general

If within one year of the original installation date of the tank supplied by A.O. Smith any part or component other than the tank shall prove upon examination by A.O. Smith, and in the exclusive opinion of the latter, to be defective in material and/or workmanship, A.O. Smith will exchange or repair such part or component.

4.2 Warranty of the tank

If within 5 years of the original installation date of the tank supplied by A.O. Smith, the tank shall prove upon examination by A.O. Smith, and in the exclusive opinion of the latter, to be leaking due to rust or corrosion from the waterside, A.O. Smith will supply a complete new tank of equivalent size and quality on ex factory basis. On the replacement tank a warranty will be granted sufficient to cover the not expired portion of the original 5 year warranty of the originally installed water heater.

WARNING: the warranty period will be reduced to 1 year from the original installation date, if unfiltered or water softened to less than 70 ppm flows through or remains in the tank.

4.3 Conditions for installation and use

The warranty ensuing from sections 4.1 and 4.2 will only be valid, if the following conditions have been met:

a.The tank is installed in accordance with A.O. Smith’s installation instructions for that specific model, as well as the local installation and building regulations, and all relevant rules and regulations imposed by the authorities.

b.The tank remains installed in the original installation location.

c.Exclusively potable water, free to circulate at all times, is used (for heating salty or corrosive water a separately installed heat exchanger is mandatory).

d.The tank is free of damaging scale deposits, due to periodic maintenance;

e.The water pressure and/or water temperature does not exceed the maximum values stated on the water heater’s type plate and /or in this manual.

f.The tank is located in a non-corrosive atmosphere or area.

g.The tank is fitted with an expansion tank or inlet unit that is approved by the relevant authorities, that is of sufficient capacity, not exceeding the working pressure rating as indicated on the tank; the tank is possibly also fitted with a temperature and pressure relief valve that is approved by the relevant authorities, and that has been fitted in accordance with A.O. Smith’s installation instructions for that specific water heater model, and furthermore, the local installation and building regulations, and all relevant rules and regulations imposed by the authorities.

h.The anodes have been inspected and renewed when worn for 60% or more.

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A.O. Smith ST 3000, ST 1500 Warranty in general, Warranty of the tank, Conditions for installation and use
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ST 1500, ST 3000 specifications

A.O. Smith is a leading brand in the water heating industry, known for its innovative technologies and reliable products. Among its diverse range, the A.O. Smith ST 1500 and ST 3000 tankless water heaters stand out as exceptional options for both residential and commercial applications.

The A.O. Smith ST 1500 model is designed for those who require efficient hot water on demand without the need for a bulky storage tank. It leverages advanced technology to ensure that hot water is readily available whenever needed, providing a continuous supply that can cater to multiple outlets simultaneously. With a heating capacity of 150,000 BTU, the ST 1500 is capable of delivering hot water for various applications, making it ideal for medium-sized households.

A key feature of the ST 1500 is its compact design. The unit can be installed in tight spaces, such as closets or utility rooms, making it a versatile choice for various homes. Additionally, it is equipped with high-efficiency burners that promote energy savings, reducing both operational costs and environmental impact. The integrated digital display allows users to monitor the water temperature and adjust settings for optimal performance.

On the other hand, the A.O. Smith ST 3000 offers greater heating capacity, boasting 300,000 BTU to cater to larger homes or commercial settings. This model excels in demanding situations, providing an efficient solution for high hot water usage. Its enhanced flow rate ensures that users can enjoy hot water for multiple simultaneous tasks without any interruptions.

Both the ST 1500 and ST 3000 models utilize advanced safety features, including overheat protection and a robust burner management system. These technologies not only enhance operational efficiency but also ensure user safety. Installation is straightforward, with options for both indoor and outdoor setups.

Another notable characteristic of these tankless water heaters is their user-friendly operation. They feature easy-to-navigate controls and settings that allow users to customize their hot water experience according to their needs. Moreover, both models are designed for easy maintenance, enabling users to keep their systems running smoothly with minimal effort.

In conclusion, A.O. Smith's ST 1500 and ST 3000 tankless water heaters exemplify reliability, efficiency, and advanced technology. Their ability to provide hot water on demand while maximizing energy savings makes them excellent choices for anyone looking to upgrade their water heating systems. Whether for residential or commercial use, A.O. Smith continues to deliver products that meet the highest standards of quality and performance.
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